Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number
Craftsman 143666012 4-cycle engine

Craftsman 143666012 4-cycle engine Parts

Here are the diagrams and repair parts for Craftsman 143666012 4-cycle engine, as well as links to manuals and error code tables, if available.

By Schematic
By Part
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for 143666012 4-Cycle Engine

  • Tecumseh Piston Assembly for Craftsman 143666012 - Part 32594B

    Engine diagram

    Piston Pin

    Part #32594

    Replaced by #32594B

    Info Icon
    Manufacturer substitution
    This part replaces 32594. Substitute parts can look different from the original.
    In Stock
    $53.98
    Minus Item
    Qty
    Plus Item
  • Valve Lifter for Craftsman 143666012 - Part 34034A

    Engine diagram

    Valve Lifter

    Part #34034

    Replaced by #34034A

    Info Icon
    Manufacturer substitution
    This part replaces 34034. Substitute parts can look different from the original.
    In Stock
    $11.77
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Engine Dust Cover for Craftsman 143666012 - Part 610947

    Alternator magneto diagram

    Cover

    Part #30550

    Replaced by #610947

    Info Icon
    Manufacturer substitution
    This part replaces 30550. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.63
    18% OFF Phone Price : $5.63Info Icon
    Minus Item
    Qty
    Plus Item
  • Craftsman Lawn Tractor Baffle for Craftsman 143666012 - Part 37861

    Engine diagram

    Baffle

    Part #29536

    Replaced by #37861

    Info Icon
    Manufacturer substitution
    This part replaces 29536. Substitute parts can look different from the original.
    In Stock
    $12.74
    Minus Item
    Qty
    Plus Item
  • Troybilt Lawn & Garden Equipment Engine Fuel Line Connector for Craftsman 143666012 - Part 632164

    Carburetor diagram

    Fuel Fitting

    Part #631803

    Replaced by #632164

    Info Icon
    Manufacturer substitution
    This part replaces 631803. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $9.46
    Minus Item
    Qty
    Plus Item
  • Tecumseh Lawn Equipment Engine Fuel Tank Cap for Craftsman 143666012 - Part 34210

    Engine diagram

    Gas Cap

    Part #30998B

    Replaced by #34210

    Info Icon
    Manufacturer substitution
    This part replaces 30998B. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $9.17
    Minus Item
    Qty
    Plus Item
  • Tecumseh Piston Assembly for Craftsman 143666012 - Part 32593B

    Engine diagram

    Piston Pin

    Part #32593

    Replaced by #32593B

    Info Icon
    Manufacturer substitution
    This part replaces 32593. Substitute parts can look different from the original.
    In Stock
    $50.36
    Minus Item
    Qty
    Plus Item
  • Craftsman Lawn & Garden Equipment Engine Carburetor Float for Craftsman 143666012 - Part 632019A

    Carburetor diagram

    Carburetor Float

    Part #631023

    Replaced by #632019A

    Info Icon
    Manufacturer substitution
    This part replaces 631023. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $10.38
    16% OFF Phone Price : $12.38Info Icon
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Engine Warning Decal for Craftsman 143666012 - Part 37119

    Engine diagram

    Decal

    Part #34129

    Replaced by #37119

    Info Icon
    Manufacturer substitution
    This part replaces 34129. Substitute parts can look different from the original.
    In Stock
    $27.39
    Minus Item
    Qty
    Plus Item
  • Craftsman Lawn & Garden Equipment Engine Carburetor Needle Valve Kit for Craftsman 143666012 - Part 631021B

    Carburetor diagram

    Needle Seat

    Part #631021

    Replaced by #631021B

    Info Icon
    Manufacturer substitution
    This part replaces 631021. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $11.38
    15% OFF Phone Price : $13.38Info Icon
    Minus Item
    Qty
    Plus Item

Repair guides for rear-engine riding mowers

How to replace the ground drive belt on a zero-turn riding mower

How to replace the ground drive belt on a zero-turn riding mower

The ground drive belt connects the engine crankshaft to the transmission pulleys to drive the rear wheels.…

Repair time and Difficulty

 90 minutes or less
How to replace the electric clutch on a zero-turn riding mower

How to replace the electric clutch on a zero-turn riding mower

The electric clutch mounts on the engine crankshaft and controls the cutting blades. This step-by-step guide explains ho…

Repair time and Difficulty

 45 minutes or less
How to replace a cutting blade on a zero-turn riding mower

How to replace a cutting blade on a zero-turn riding mower

Replace a bent or dull cutting blade in 30 minutes or less. …

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your lawn & garden engines

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…

Parts & More

Canister Vacuum
Chest Freezer
Dryer
Electric Cooktop
Electric Water Heater
Gas Chainsaw
Gas Pressure Washer
Gas Range
Lawn & Garden Engine
Parts
Refrigerator
Side-By-Side Refrigerator
Washer